Drive units provided with driving rollers

Details Drive units provided with driving rollers Drive units provided with driving rollers

1978-09-08

1981-02-03

Herrmann, Allan D.

Machine element or mechanism

Shaft operators

Gear drive

74 1033, 74 89, 74 99R, 308 3R, F16H 3518, F16H 2144

Patent

active

042481015

ABSTRACT:
A driving unit having a rotatable driving roller and a driven roller, an elongated member capable of moving longitudinally and independently of the rollers, said elongated member comprising a rigid bar with a rounded upper surface and a strip of flexible material in contact with said surface, said driving roller engaging said flexible strip and said strip remaining substantially tangential to the rounded upper surface regardless of the position of the rotatable driving roller or the interrelationship of the various parts.

REFERENCES:
patent: 3602051 (1971-08-01), Olah
patent: 3724280 (1973-04-01), Olah

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